save project

snake.py

 import pygame
+import random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -48,8 +49,9 @@ while True:
     else:
         y-=30
         snake_hard = up
-    if positine[-1] == apple_x,apple_y:
-        apple_x,apple_y = 
+    if x == apple_x and y == apple_y:
+        apple_x = random.randint(30,630)
+        apple_y = random.randint(30,450)
     positine.append((x,y))
     positine.pop(0)
     # 将背景图画上去
@@ -64,4 +66,4 @@ while True:
     # 刷新画面
     pygame.display.update()
     # 设置帧数
-    FPSCLOCK = pygame.time.Clock();FPSCLOCK.tick(9)
\ No newline at end of file
+    FPSCLOCK = pygame.time.Clock();FPSCLOCK.tick(4)
\ No newline at end of file